99740197 has 8 divisors (see below), whose sum is σ = 102873600. Its totient is φ = 96629904.

The previous prime is 99740191. The next prime is 99740203. The reversal of 99740197 is 79104799.

It is an interprime number because it is at equal distance from previous prime (99740191) and next prime (99740203).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99740197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99740191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3204 + ... + 14482.

It is an arithmetic number, because the mean of its divisors is an integer number (12859200).

Almost surely, 2^99740197 is an apocalyptic number.

It is an amenable number.

99740197 is a deficient number, since it is larger than the sum of its proper divisors (3133403).

99740197 is a wasteful number, since it uses less digits than its factorization.

99740197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11555.

The product of its (nonzero) digits is 142884, while the sum is 46.

The square root of 99740197 is about 9987.0014018223. The cubic root of 99740197 is about 463.7565685166.

The spelling of 99740197 in words is "ninety-nine million, seven hundred forty thousand, one hundred ninety-seven".